3M™ Secure Click™ Head Harness Assembly for HF-800 Series Respirators with Speaking Diaphragm, HF-800-04 is our replacement head harness assembly designed to be used with 3M™ Secure Click™ Half Mask Reusable Respirators HF-801SD, HF-802SD, HF-803SD (sold separately).
3M™ Secure Click™ Head Harness Assembly for HF 800 Series with Speaking Diaphragm, HF 800 04, works with 3M™ Secure Click™ Half Masks HF 801SD, HF 802SD, HF 803SD (sold separately). Our harness is easy to install and can extend the service life of respiratory protection.
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